Why Does The Illuminated Side Of The Moon Sometimes Not Point At The Sun?

I took the above panoramic view, spanning something like 120 degrees, in a local park towards the end of last year. The sun was almost on the horizon to the southwest, at right of frame. The moon was well risen in the southeast, framed by the little red box in the image above. After taking … Continue reading Why Does The Illuminated Side Of The Moon Sometimes Not Point At The Sun? →